Facelift changes typically involve body panels and parts that bolt.
Up front, the bumper, front fenders, hood, grille and lighting fixtures will usually alter, as these parts could be redeemed and utilize the current attachment points, Out back, the rear bumper, tail lights, and trunk lid is going to be changed as a member of a face lift.
The door skins (the outside sheetmetal on the doorways) can vary, although these are normally left alone.